While you may have already seen some of the new speech interface features in our Ultimate Windows Phone 7.5 Mango Preview, we thought it would be fun to give you an even more in-depth demonstration of what exactly you can do without having to touch or look at your phone.

While you may have already seen some of the new speech interface features in our Ultimate Windows Phone 7.5 Mango Preview, we thought it would be fun to give you an even more in-depth demonstration of what exactly you can do without having to touch or look at your phone. Windows Phone Mango’s updated speech interface is finally capable of performing all commands via a Bluetooth headset. This was not true with the original version of Windows Phone 7 which could only use a Bluetooth headset to make calls.